4424591 has 4 divisors (see below), whose sum is σ = 4429800. Its totient is φ = 4419384.

The previous prime is 4424569. The next prime is 4424621. The reversal of 4424591 is 1954244.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4424591 - 2⁶ = 4424527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4424531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001 + ... + 3138.

It is an arithmetic number, because the mean of its divisors is an integer number (1107450).

Almost surely, 2^4424591 is an apocalyptic number.

4424591 is a deficient number, since it is larger than the sum of its proper divisors (5209).

4424591 is a wasteful number, since it uses less digits than its factorization.

4424591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5208.

The product of its digits is 5760, while the sum is 29.

The square root of 4424591 is about 2103.4711787900. The cubic root of 4424591 is about 164.1689588292.

The spelling of 4424591 in words is "four million, four hundred twenty-four thousand, five hundred ninety-one".